Read the Zappos Case and write up the case analysis. answer the following questions (however, please answer the questions in "paragraph" format and not in "question-answer bullet points" format): Explain the 3Cs. Explain Zappos case using the lens of the service profit chain (in other words, explain the steps Zappos has taken to drive internal quality and retention and explain how this would lead to higher productivity and growth). Explain Zappos case using the lens of service encounter triad. Discuss the advantages and disadvantages of the Amazon-Zappos deal from Zappos' perspective.